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Wataru Hasegawa
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Tokorozawa, JP
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Patents Grants
last 30 patents
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Patent Grant
Drawing apparatus and method, and computer program
Patent number
8,094,176
Issue date
Jan 10, 2012
Pioneer Corporation
Wataru Hasegawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Optical information recording apparatus
Patent number
7,023,771
Issue date
Apr 4, 2006
Pioneer Corporation
Shinichi Takata
G11 - INFORMATION STORAGE
Information
Patent Grant
Device for opening and closing a tracking servo loop of an optical...
Patent number
5,777,963
Issue date
Jul 7, 1998
Pioneer Electronic Corporation
Hiroyuki Fueki
G11 - INFORMATION STORAGE
Information
Patent Grant
Track jump controlling apparatus
Patent number
5,408,454
Issue date
Apr 18, 1995
Pioneer Electronic Corporation
Wataru Hasegawa
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
DRAWING APPARATUS AND METHOD, AND COMPUTER PROGRAM
Publication number
20090315970
Publication date
Dec 24, 2009
Wataru Hasegawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Optical information recording apparatus
Publication number
20050094513
Publication date
May 5, 2005
PIONEER CORPORATION
Shinichi Takata
G11 - INFORMATION STORAGE